TheoremDB

Problem packetResearch packetR934

R934Sourced evidence

Current status and unresolved remainder

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Authored summary

UNKNOWN as of 2026-07-31. A March 2025 primary preprint proves \(S(n)=O(\log^2 n)\). The checked primary literature and subsequent searches do not prove the logarithmic bound or a superlogarithmic lower bound. Prove that \(s(x,y)\le C\log n\) for an absolute \(C\), every sufficiently large \(n\), and all distinct binary \(n\)-letter words, or give infinitely many pairs with \(s(x,y)/\log n\) unbounded.

The record cites sources for its explanation.

Recorded status: reported

Recorded scope: No scope is recorded.

Originating problem: Logarithmic DFA separation of binary words

Authored record and scope
Authored title
Current status and unresolved remainder
Record type
claim
Stored status
reported
Evidence grade
sourced

2Authored explanation

UNKNOWN as of 2026-07-31. A March 2025 primary preprint proves \(S(n)=O(\log^2 n)\). The checked primary literature and subsequent searches do not prove the logarithmic bound or a superlogarithmic lower bound.

A complete resolution must satisfy this condition: Prove that \(s(x,y)\le C\log n\) for an absolute \(C\), every sufficiently large \(n\), and all distinct binary \(n\)-letter words, or give infinitely many pairs with \(s(x,y)/\log n\) unbounded.

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Replay material: source only

3Evidence

Replay package: source only

A verification source is cited. This record has no executable replay attached.

Verification source: arxiv.org ↗, See dataset.references[0] for the exact external source and locator.

4How it connects

Addressed by

Recorded for

Machine-readable record

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json
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  "schema": "theoremdb-agent-record-v1",
  "ref": "R934",
  "content_hash": null,
  "slug": "binary-word-logarithmic-dfa-separation-claim-status-20260731",
  "type": "claim",
  "title": "Current status and unresolved remainder",
  "summary": "UNKNOWN as of 2026-07-31. A March 2025 primary preprint proves \\(S(n)=O(\\log^2 n)\\). The checked primary literature and subsequent searches do not prove the logarithmic bound or a superlogarithmic lower bound. Prove that \\(s(x,y)\\le C\\log n\\) for an absolute \\(C\\), every sufficiently large \\(n\\), and all distinct binary \\(n\\)-letter words, or give infinitely many pairs with \\(s(x,y)/\\log n\\) unbounded.",
  "relevance": "For binary word logarithmic dfa separation, pins the dated research frontier: UNKNOWN as of 2026-07-31. A March 2025 primary preprint proves \\(S(n)=O(\\log^2 n)\\). The checked primary literature and subsequent searches do not prove the logarithmic bound or a superlogarithmic lower bound. Prove that \\(s(x,y)\\le C\\log n\\) for an absolute \\(C\\), every sufficiently large \\(n\\).",
  "relevance_source": "recorded",
  "body": "UNKNOWN as of 2026-07-31. A March 2025 primary preprint proves \\(S(n)=O(\\log^2 n)\\). The checked primary literature and subsequent searches do not prove the logarithmic bound or a superlogarithmic lower bound.\n\nA complete resolution must satisfy this condition: Prove that \\(s(x,y)\\le C\\log n\\) for an absolute \\(C\\), every sufficiently large \\(n\\), and all distinct binary \\(n\\)-letter words, or give infinitely many pairs with \\(s(x,y)/\\log n\\) unbounded.",
  "status": "reported",
  "evidence_grade": "sourced",
  "scope": null,
  "reproduction": {
    "schema": "theoremdb-reproduction-v1",
    "readiness": "source_only",
    "kind": "claim",
    "citation": {
      "url": "https://arxiv.org/abs/2503.23184",
      "locator": "See dataset.references[0] for the exact external source and locator."
    },
    "missing": [
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  "formal_statement": null,
  "source": {
    "url": "https://arxiv.org/abs/2503.23184",
    "locator": "See dataset.references[0] for the exact external source and locator."
  },
  "models": [],
  "relations": [
    {
      "slug": "R933",
      "title": "Resolve the stated acceptance condition",
      "object_type": "attempt",
      "relation": "addresses",
      "direction": "incoming"
    },
    {
      "slug": "binary-word-logarithmic-dfa-separation",
      "title": "binary word logarithmic dfa separation",
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      "relation": "recorded_for",
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}

6Provenance

View source, identifiers, and projection details

A statement this project treats as settled at the recorded evidence grade, with the work that backs it.

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